Wratten light filters.

APA Citation

Eastman Kodak Company of New York. (1920). Wratten light filters. 4th ed., rev. Rochester, N.Y.: Eastman Kodak Company.

MLA Citation

Eastman Kodak Company of New York. Wratten Light Filters. 4th ed., rev. Rochester, N.Y.: Eastman Kodak Company, 1920.

Warning: These citations may not always be complete (especially for serials).